(1999). The Tswaing meteorite crater: An introduction to the natural and cultural history of the Tswaing region including a description of the Hiking Trail. Council for Geoscience.
Chicago-Zitierstil (17. Ausg.)The Tswaing Meteorite Crater: An Introduction to the Natural and Cultural History of the Tswaing Region Including a Description of the Hiking Trail. Pretoria: Council for Geoscience, 1999.
MLA-Zitierstil (9. Ausg.)The Tswaing Meteorite Crater: An Introduction to the Natural and Cultural History of the Tswaing Region Including a Description of the Hiking Trail. Council for Geoscience, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.